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Related Concept Videos

Esophageal Strictures-I: Introduction01:30

Esophageal Strictures-I: Introduction

Esophageal strictures involve abnormal narrowing or tightening of the esophagus. They vary in length and severity, ranging from mild constriction to complete obstruction, and are classified as benign (noncancerous) or malignant (cancerous).
Etiology
The primary cause of esophageal strictures is long-standing gastroesophageal reflux disease (GERD), accounting for about 70 to 80% of adult cases. Chronic acid reflux can lead to injury and scarring of the esophageal lining, culminating in...
Esophageal Strictures-II: Clinical Features and Management01:26

Esophageal Strictures-II: Clinical Features and Management

Patients with esophageal strictures often experience a range of symptoms. Initially, they may have difficulty swallowing solid foods, which can progress to include liquids. Additional symptoms may involve chest pain or discomfort, regurgitating food and fluids, heartburn, unintentional weight loss, coughing or choking during meals, and hoarseness.
Healthcare providers should gather a comprehensive medical history and conduct a physical examination for diagnosis. If esophageal stricture is...
Esophageal Achalasia01:27

Esophageal Achalasia

Esophageal achalasia is a chronic neurogenic disorder characterized by impaired relaxation of the lower esophageal sphincter (LES) and absent or ineffective peristalsis in the distal esophagus. This leads to a functional obstruction without a physical blockage, despite significant disruption of esophageal motility.EtiologyAchalasia is caused by degeneration of the myenteric (Auerbach's) plexus, specifically the loss of inhibitory ganglion cells that produce vasoactive intestinal peptide (VIP)...
Gastroesophageal Reflux Disease01:25

Gastroesophageal Reflux Disease

Gastroesophageal reflux disease (GERD) is the backward flow of stomach contents (acid, pepsin, or bile) into the esophagus, causing mucosal inflammation known as esophagitis. It results from failure of antireflux mechanisms, mainly the lower esophageal sphincter (LES), influenced by mechanical and physiological factors.Etiology and Risk FactorsGERD develops when LES function is weakened or when intra-abdominal pressure increases. Risk factors include aging, obesity, and sliding hiatal hernia,...
Barrett Esophagus-II: Clinical Manifestations and Management01:21

Barrett Esophagus-II: Clinical Manifestations and Management

Individuals with Barrett's esophagus are often asymptomatic, but they may experience symptoms commonly associated with GERD, such as heartburn and acid regurgitation. Additional symptoms can include difficulty swallowing, chest pain, unintentional weight loss, blood in the stool (which may appear black, tarry, or bloody), and episodes of vomiting.
To diagnose Barrett's esophagus, healthcare providers often recommend an endoscopy for those showing symptoms of acid reflux. The procedure entails...
Esophageal Varices-I: Introduction01:24

Esophageal Varices-I: Introduction

Esophageal varices are dilated, tortuous veins which are found mainly in the submucosa of the lower esophagus but which may also appear higher up or extend into the stomach. They develop due to increased pressure in the portal venous system, often as a result of liver cirrhosis. This condition scars and damages the liver, impeding normal blood flow through the portal vein. To compensate, blood seeks alternative pathways, forming fragile new vessels (varices) in the esophagus and stomach. These...

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Related Experiment Video

Updated: Jun 13, 2026

Development of Compendium for Esophageal Squamous Cell Carcinoma
03:36

Development of Compendium for Esophageal Squamous Cell Carcinoma

Published on: April 12, 2024

Common problems of the esophagus.

N Diamant

    Canadian Family Physician Medecin De Famille Canadien
    |May 15, 2010
    PubMed
    Summary

    Esophageal neuromuscular abnormalities, like an incompetent gastroesophageal sphincter, cause specific symptoms such as dysphagia. Gastroesophageal reflux is common, treatable with antacids, and unrelated to hiatus hernia.

    Area of Science:

    • Gastroenterology
    • Esophageal Motility Disorders

    Background:

    • Vague symptoms are often indicative of specific esophageal neuromuscular abnormalities.
    • Dysphagia (difficulty swallowing) should be considered an organic symptom until proven otherwise.

    Purpose of the Study:

    • To review common neuromuscular abnormalities of the esophagus.
    • To emphasize key messages regarding esophageal function and dysfunction.

    Main Methods:

    • Review of literature on esophageal neuromuscular disorders.
    • Clinical observations on gastroesophageal reflux and esophageal motility.

    Main Results:

    • Gastroesophageal reflux results from a poorly functioning gastroesophageal sphincter and is not directly related to hiatus hernia.

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    Development of Compendium for Esophageal Squamous Cell Carcinoma
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    Using the Endoscope for Endobronchial Ultrasound in the Esophagus
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    Using the Endoscope for Endobronchial Ultrasound in the Esophagus

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    An Ivor Lewis Esophagectomy Designed to Minimize Anastomotic Complications and Optimize Conduit Function
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  • Antacids are effective for gastroesophageal reflux due to physiological principles; anticholinergic medications are detrimental.
  • Disordered esophageal motor activity is frequent and can precipitate symptoms.

    • Conclusions:

    • Esophageal symptoms are specific, not vague.
    • Understanding the neuromuscular basis of esophageal function is crucial for accurate diagnosis and treatment.